Birds of North America, Thayers software. The Cornell Lab of Ornithology and Thayer Birding Software have joined forces to create the ultimate CD for birders. The Cornell Lab of Ornithology`s Guide to Birds of North America v3.5 features all 926 birds ever seen in the U.S. or Canada (excluding Hawaii). This incredible Windows-based CD-ROM includes 2,788 color photos and songs for 707 species. 90 video clips are also included. This CD can help you identify unfamiliar birds. Simply select the color, size, habitat, location or sound of your bird and the program will show you everything that matches your description! Also included are 700 quizzes arranged into "Birding Hot Spots", "Christmas Bird Counts", Favorite Birds" and more. Set the level at Easy or crank it all the way up to Difficult. Select Multiple Choice, Fill-in-the-blank, Flash Card or "Pick One" quizzes. This CD also includes a listing and recordkeeping program to help you remember the birds you have seen. With version 3.5, you can also share Custom Lists with your friends, download songs to an iPod for your own personal use and add your own comments and photos for each bird. New colorful icons make it very easy to use the CD. System Requirements: Windows 2000, Me or XP; Pentium 4 processor or equivalent; 256 MB RAM; CD-ROM drive; 50 MB on hard drive; plus hardware and software required to support multimedia applications. Some features of this CD-ROM require an Internet connection